[ICOM] IC2100H

Jim Vohland n9vo at hotmail.com
Sun Aug 28 00:55:00 EDT 2005


Found my problem. Its a bad switch in the mic. Thanks for input.


>From: "Henry  Pfizenmayer" <pfizenmayer at worldnet.att.net>
>Reply-To: ICOM Reflector <icom at mailman.qth.net>
>To: "ICOM Reflector" <icom at mailman.qth.net>
>Subject: Re: [ICOM] IC2100H
>Date: Sat, 27 Aug 2005 18:57:15 -0700
>
>Hi Jim -- I have a weird situation with my Grandson's IC2100 which I can
>compare with my IC2100.
>
>1. His "Bad IC2100"  - the HM98 mic it came with will not key the
>transmitter anymore. The HM133 mic that came with with my IC2100 keys it
>fine and modulates fine.
>
>2. The HM98 mic which will not key the "bad IC2100" will key my IC2100 fine
>and modulates fine.
>
>  3. Both rigs key fine if you short the normal PTT line to ground.
>
>4. I made up a cable so I could measure the open circuit voltage from the
>mic plug on both rigs .Both rigs measure the same open circuit voltage on
>every line within a tenth of a volt.
>
>  5. Like yours , the buttons appear to work , just won't key - I did not 
>do
>an intensive check of every function.
>
>  Have not found anyone who has any idea what is going on here - but see
>little point in taking it to a ICOM service place because the answer will 
>be
>obvious I suspect - Bad Mic . But how come it works ok on another 2100 ????
>
>Oh Well -- Rgds-- Hank - K7HP
>
>
>
>
>
> > While on way to work today, the 2100 mobile stopped transmitting. NO
> > indication of radio going into transmit at all instead of no output.
> > Thinking perhaps it is a mic problem but at work unable to try another
> > mic. Guess the mic from a 207 will at least key it up. Just wondering if
> > anyone would have experienced this before.
>
>
>----
>Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
>Icom Users Net: Sundays, 1700Z, 14.316 MHz
>Icom FAQ: http://www.qsl.net/icom/

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